<!DOCTYPE html>
<html lang="en">
<head>
	<meta charset="UTF-8">
	<title>Title</title>
</head>
<body>
	<script>
		{
			let a = 10;
			var b = 1;
		}
		//console.log(a);
		console.log(b);
		for (let i = 0; i < 10; i++) {

		}
		//console.log(i);
		const PI = 3.1415;
		//PI = 3.14;
		//const foo;//'const' variable without initializer is not allowed

		if (true) {
			const MAX = 5;
		}
		console.log(MAX);
	</script>
</body>
</html>